VFC M249 Steel Piston vipertech

VFC M249 Steel Piston vipertech4140 steel. Black Nitrided. 8 ounces. this is only the part of the piston that is threaded 14mm on each end. I would encourage you to complete this piston by buying Bavtechs Brass piston to complete this.

The mag catch sits more flush in every position

-Injection molded nub

Adjustment options: Wheel or Rear screw adjust Nub

please note that the compression part of the spring should be connected to the nozzle pin while the tension part of the spring should be connected to the rear assembly that gets screwed into the back of the bolt

Labor charge

Packaging marks catch height

VT spec hop wheel is required for Wheel adjust (front adjust)

Special chamfering of nozzle to give the best seal to the inlet valve

Cap only comes with combo package

This new version is CNC machined rather than 3d printed

Previously unavailable to public in wheel adjust

-Heavier weight provides more recoil